Annual report pursuant to Section 13 and 15(d)

Schedule I - Condensed Financial Information of Registrant - Huntsman Corporation (Parent Only) Statements of Cash Flows (Details)

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Schedule I - Condensed Financial Information of Registrant - Huntsman Corporation (Parent Only) Statements of Cash Flows (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2024
Sep. 30, 2024
Jun. 30, 2024
Mar. 31, 2024
Dec. 31, 2023
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Operating activities:                      
Net (loss) income                 $ (189) $ 101 $ 460
Equity in loss (income) of subsidiaries                 (44) (83) (67)
Stock-based compensation                 30 28 29
Net cash provided by operating activities                 263 209 914
Investing activities:                      
Net cash provided by investing activities                 (126) 305 (279)
Financing activities:                      
Dividends paid to common stockholders $ (44) $ (44) $ (43) $ (43) $ (41) $ (42) $ (42) $ (44) (174) (169) (171)
Proceeds from issuance of common stock                 0 5 6
Repurchase of common stock                 (4) (349) (1,005)
Other, net                 (6) 1 (1)
Net cash used in financing activities                 (326) (620) (994)
Decrease in cash and cash equivalents                 (200) (114) (387)
Cash and cash equivalents at beginning of period       540       654 540 654 1,041
Cash and cash equivalents at end of period 340       540       340 540 654
Reportable Legal Entities [Member] | Parent Company [Member]                      
Operating activities:                      
Net (loss) income                 (189) 101 460
Equity in loss (income) of subsidiaries                 358 68 (295)
Stock-based compensation                 1 1 2
Changes in operating assets and liabilities                 2 0 (2)
Net cash provided by operating activities                 172 170 165
Investing activities:                      
Net cash provided by investing activities                 0 0 0
Financing activities:                      
Dividends paid to common stockholders                 (174) (169) (171)
Repurchase and cancellation of stock awards                 (5) (10) (14)
Proceeds from issuance of common stock                 0 5 6
Repurchase of common stock                 (4) (349) (1,005)
Increase in payable to affiliates                 13 352 1,017
Other, net                 (2) 1 0
Net cash used in financing activities                 (172) (170) (167)
Decrease in cash and cash equivalents                 0 0 (2)
Cash and cash equivalents at beginning of period       $ 0       $ 0 0 0 2
Cash and cash equivalents at end of period $ 0       $ 0       $ 0 $ 0 $ 0